docs: Update network diagram

- Remove rock64, odroid-c4, k8s-amd64-1 code references

Author: pando85

README.md

@@ -57,7 +57,7 @@ bare-metal. We use custom Ansible playbooks and roles to setup the Kubernetes cl
 | ---------------- | ----------------------------------- | ----- | ------------ | ----------------------------------- | ---- | ---------------- | ---------- |
 | grigri           | Supermicro Atom C2758 (A1SRi-2758F) | 1     | 250GB SSD    | 3\*4TB + 500GB (NVMe) RAIDZ + cache | 32GB | Ubuntu 22.04     | K3s server |
 | prusik\*         | Ryzen 9 7950X (ASUS PRIME X670-P)   | 1     | 512GB        | 4\*12TB + 2TB (NVMe) RAIDZ + cache  | 64GB | Ubuntu 24.04     | k3s agent  |
-| k8s-odroid-hc4-i | Odroid-hc4                          | 1     | N/A          | N/A                                 | 4GB  | Armbian          | K3s agent  |
+| k8s-odroid-hc4-3 | Odroid-hc4                          | 1     | N/A          | N/A                                 | 4GB  | Armbian          | K3s agent  |
 | prusik-ipmi      | Raspberry Pi 4 Model B Rev 1.5      | 1     | 16GB         | N/A                                 | 4GB  | PiKVM            | ipmi       |
 | pfsense          | PC Engines APU2e4                   | 1     | 60GB         | N/A                                 | 4GB  | pfSense/FreeBSD  | Router     |
 | gs724t           | Netgear gs724t                      | 1     | N/A          | N/A                                 | N/A  | N/A              | Switch     |

docs/deployment/manual-setup.md

@@ -12,7 +12,6 @@
     - [Same mac problem](#same-mac-problem)
     - [No python interpreter found](#no-python-interpreter-found)
   - [Setup](#setup)
-  - [Stability problems (currently included 400MHz)](#stability-problems-currently-included-400mhz)
 - [Cluster](#cluster)
 
 ## Network
@@ -32,7 +31,6 @@
 
 ### Flash SDs
 
-- odroid-c4: [image](https://www.armbian.com/odroid-c4/)
 - odroid-hc4: [image](https://www.armbian.com/odroid-hc4/)
 - amd64: [usb-stick](https://releases.ubuntu.com/22.04/)
 - grigri: [usb-stick](https://releases.ubuntu.com/22.04/)
@@ -112,43 +110,6 @@ make first-boot
 
 **Note**: Armbian default user/password -> root/1234
 
-### Stability problems (currently included 400MHz)
-
-Change uboot to use ddr 333 MHz frequency.
-
-Compile uboot binaries or download from [here](https://nextcloud.grigri.cloud/f/451602)
-
-```bash
-git clone https://github.com/armbian/build.git
-cd build
-# edit `config/sources/families/include/rockchip64_common.inc` with this values for rock64:
-#      BOOT_USE_BLOBS=yes
-#      BOOT_SOC=rk3328
-#      DDR_BLOB='rk33/rk3328_ddr_333MHz_v1.16.bin'
-#      MINILOADER_BLOB='rk33/rk322xh_miniloader_v2.50.bin'
-#      BL31_BLOB='rk33/rk322xh_bl31_v1.44.elf'
-
-./compile.sh docker
-# switch to expert (to see rock64) and compile u-boot for rock64
-docker cp $CONTAINER_ID:/root/armbian/cache/sources/u-boot/v2020.10/uboot.img .
-docker cp $CONTAINER_ID:/root/armbian/cache/sources/u-boot/v2020.10/idbloader.bin .
-docker cp $CONTAINER_ID:/root/armbian/cache/sources/u-boot/v2020.10/trust.bin .
-
-```
-
-Then, in rock64 SD card:
-
-```bash
-dd if=idbloader.bin of=/dev/mmcblk0 seek=64 conv=notrunc
-dd if=uboot.img of=/dev/mmcblk0 seek=16384 conv=notrunc
-dd if=trust.bin of=/dev/mmcblk0 seek=24576 conv=notrunc
-sync
-```
-
-Ref:
-
-- [Stability problems](https://forum.armbian.com/topic/15082-rock64-focal-fossa-memory-frequency/?tab=comments#comment-108127)
-
 ## Cluster
 
 `playbooks/install/cluster.yml` to setup Kubernetes.

docs/network/diagram.drawio

@@ -25,18 +25,6 @@ prusik-ipmi
 [odroid_hc4]
 k8s-odroid-hc4-3
 
-# [odroid_c4]
-# k8s-odroid-c4-1
-# k8s-odroid-c4-2
-
-# [rock64]
-# k8s-rock64-1
-# k8s-rock64-2 prepare_max_cpu_freq=816000
-# k8s-rock64-3 prepare_max_cpu_freq=816000
-# k8s-rock64-4 prepare_max_cpu_freq=816000
-# k8s-rock64-5 prepare_max_cpu_freq=1008000
-# k8s-rock64-6 prepare_max_cpu_freq=1200000
-
 [nvidia]
 prusik
 

docs/network/diagram.svg

@@ -1,11 +1,3 @@
 # Prepare
 
 Role intended to setup servers: login, packages, disks...
-
-## Optional variables
-
-```yaml
-# valid values from `/sys/devices/system/cpu/cpu{0,1,2,3}/cpufreq/scaling_available_frequencies`
-# e.g. for rock64: 408000 600000 816000 1008000 1200000 1296000 1392000 1512000
-prepare_max_cpu_freq=1512000
-```

metal/inventory/hosts.ini

@@ -18,15 +18,6 @@
 - name: Set up sshd
   import_tasks: sshd.yml
 
-- name: Set max speed
-  lineinfile:
-    path: /etc/default/cpufrequtils
-    regex: "^MAX_SPEED="
-    line: 'MAX_SPEED={{ prepare_max_cpu_freq }}'
-  ignore_errors: true
-  when: prepare_max_cpu_freq is defined
-  notify: restart cpufrequtils
-
 - name: Ensure handlers are executed
   meta: flush_handlers
 

metal/roles/prepare/README.md

@@ -54,8 +54,6 @@ ingress-nginx:
                 - key: kubernetes.io/hostname
                   operator: In
                   values:
-                    - k8s-odroid-c4-1
-                    - k8s-odroid-c4-2
                     - k8s-odroid-hc4-3
 
     autoscaling:

metal/roles/prepare/tasks/main.yml

@@ -54,8 +54,6 @@ ingress-nginx:
                 - key: kubernetes.io/hostname
                   operator: In
                   values:
-                    - k8s-odroid-c4-1
-                    - k8s-odroid-c4-2
                     - k8s-odroid-hc4-3
 
     autoscaling: